Analysis
-
max time kernel
159s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
04/10/2022, 04:15
Static task
static1
Behavioral task
behavioral1
Sample
66b4f34267b06d09dd20e20ead1206846a45586e56109e69870c37c1f3632dc8.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
66b4f34267b06d09dd20e20ead1206846a45586e56109e69870c37c1f3632dc8.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
-
Target
66b4f34267b06d09dd20e20ead1206846a45586e56109e69870c37c1f3632dc8.exe
-
Size
220KB
-
MD5
4de2a9d778cf6e878268cec83b117a40
-
SHA1
01f646dc5ab7fa6489989d5aef6e03aa4028a133
-
SHA256
66b4f34267b06d09dd20e20ead1206846a45586e56109e69870c37c1f3632dc8
-
SHA512
69e841e1dd3297e0f24eaf7127768697e86179a77b338131e1d02e230a70aaa3fc9bc7b3f753c046bd20611215f07c6be15d9c6686a0227e59dd609d9551e4d5
-
SSDEEP
3072:T/Ouv7kr8YUL4qx9RIHgil3UuhSa3U3dD8d6Oy+MIrnj3J+Nkq:TOeko15x9SHVeOj0V
Score
10/10
Malware Config
Signatures
-
Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 66b4f34267b06d09dd20e20ead1206846a45586e56109e69870c37c1f3632dc8.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" xieudir.exe -
Executes dropped EXE 1 IoCs
pid Process 3108 xieudir.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation 66b4f34267b06d09dd20e20ead1206846a45586e56109e69870c37c1f3632dc8.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /s" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /v" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /a" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /y" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /t" xieudir.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 66b4f34267b06d09dd20e20ead1206846a45586e56109e69870c37c1f3632dc8.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /f" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /g" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /o" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /c" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /q" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /j" xieudir.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /d" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /e" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /k" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /p" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /b" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /l" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /u" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /e" 66b4f34267b06d09dd20e20ead1206846a45586e56109e69870c37c1f3632dc8.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /h" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /m" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /i" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /w" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /n" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /r" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /x" xieudir.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xieudir = "C:\\Users\\Admin\\xieudir.exe /z" xieudir.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4496 66b4f34267b06d09dd20e20ead1206846a45586e56109e69870c37c1f3632dc8.exe 4496 66b4f34267b06d09dd20e20ead1206846a45586e56109e69870c37c1f3632dc8.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe 3108 xieudir.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4496 66b4f34267b06d09dd20e20ead1206846a45586e56109e69870c37c1f3632dc8.exe 3108 xieudir.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4496 wrote to memory of 3108 4496 66b4f34267b06d09dd20e20ead1206846a45586e56109e69870c37c1f3632dc8.exe 83 PID 4496 wrote to memory of 3108 4496 66b4f34267b06d09dd20e20ead1206846a45586e56109e69870c37c1f3632dc8.exe 83 PID 4496 wrote to memory of 3108 4496 66b4f34267b06d09dd20e20ead1206846a45586e56109e69870c37c1f3632dc8.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\66b4f34267b06d09dd20e20ead1206846a45586e56109e69870c37c1f3632dc8.exe"C:\Users\Admin\AppData\Local\Temp\66b4f34267b06d09dd20e20ead1206846a45586e56109e69870c37c1f3632dc8.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4496 -
C:\Users\Admin\xieudir.exe"C:\Users\Admin\xieudir.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3108
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
220KB
MD58d68a829f0ad610b411ea4ebf361401c
SHA1074839212b6bb01e23d0f3819363f6bdf5008702
SHA256244a55014bf959d29a1a578f6af8b42dca3c8712da990095bc1a6c5406a42402
SHA512ba551486b0e750cc906b6f8254f194f414d43d161bc478c44cd69a48d678049d5f26fc4a96f1ef7c027149ff2fb06fd16071454b5e277ffa0aeabf802f560dbc
-
Filesize
220KB
MD58d68a829f0ad610b411ea4ebf361401c
SHA1074839212b6bb01e23d0f3819363f6bdf5008702
SHA256244a55014bf959d29a1a578f6af8b42dca3c8712da990095bc1a6c5406a42402
SHA512ba551486b0e750cc906b6f8254f194f414d43d161bc478c44cd69a48d678049d5f26fc4a96f1ef7c027149ff2fb06fd16071454b5e277ffa0aeabf802f560dbc